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Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Petroleum Exploration and Production Research Inst have submitted a patent application for Shale Reservoir Porosity Correction Method and Device. This invention was developed by Jin Wujun, Zhang Tao, Liu Yali, Wang Ruanyue and He Weiling.
The patent application number..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical, Luoyang R&D Center of Tech Sinopec Engineering Group Co Ltd, Shanghai Genesis Chemical Co Ltd and Sinopec Beihai Co have applied Chinese patent for Water Bursting Concrete Crack with Water and Pressure Secondary Grouting Water Stopping and Reinforcing Method. Liu Qiancheng, Duan Yo..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Oilfield Equipment have applied Chinese patent for Built-in Hydraulic Drive Pin Shaft Structure. Yang Jianghuai, Xiao Guanqi, Chen Xinlong, Hu Chenglong, Zhang Qin, Xiong Xianjie, Lei Zheng and Cui Hengqi developed it.
The patent application number is CN202511683153 2..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Institute Co Ltd have submitted a patent application for Optical Fiber Well Entering Bearing Device and Optical Fiber Well Entering Control System. Cao Mingchen, He Tong and Guo Xiao developed the invention.
The patent applica..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Sinopec Oilfield Service, Drilling No 2 Co Sinopec Oilfield Service Jianghan Corporation and Sinopec Jianghan Oilfield Service Corp have submitted a patent application for Drill Floor Automatic Rope Blocking Device and Drill Connecting and Drill Throwing Method of Drill Floor Drilling Tool. This invention was..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have filed a patent application for Carbonate Rock Fracture Prediction Method and Device Based on Pre-stack and Post-stack Attribute Fusion, Electronic Equipment and Medium. This invention was developed by Wang Yuxiang, Zhang Ruixin,..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Sinopec Oilfield Service and Sinopec Zhongyuan Petroleum Engineering Design have filed a patent application for Method for Preparing Hydrogen Storage Alloy Material. This invention was developed by Cheng Zhenhua, Xu Gaoyong, Chao Hua, Zheng Zhuo, Yin Yongming, Wang Tao, Wang Liwei, Zhou Zhenhua, Gao Jifeng an..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Petrochina Co Limited and Daqing Oilfield have applied Chinese patent for Rice Hull Ash Stable Micro-nano Foam System, Preparation Method and Application. Qi Dongyan, Zhang Jiang, Li Jiawei, Lan Yubo, Tong Siqin, Bai Junhui, Cao Sheng, Xu Quan, Yang Wenlu and Liu Yong developed it.
The patent application n..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Maoming Co have submitted a patent application for Rubber Reinforced Polypropylene Composite Material as Well as Preparation Method and Application Thereof. This invention was developed by Wang Hui, Guo Sen, Liu Rui, Shen Heyu and Liu Zhenyu.
The patent application nu..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Polyethylene Composition Foam Material, Preparation Method and Foam Stability Prediction Method Thereof. This invention was developed by Xu Yaohui, Zhang Longgui, Li Jie, Jia Xuefei, Liu X..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Beijing Yanshan Petrochemical Hi Tech Co Ltd have applied Chinese patent for Polyethylene Composition, Polyethylene Material and Preparation Method and Application Thereof. Lu Ruiyao, Yi Huijun, Li Dejun, Zhang Qingyi, Wang Lin and Qian Xin developed it.
The patent applicatio..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Quaternary Phosphonium Salt Ionic Polymer, Preparation Method and Application Thereof, and Antibacterial Plastic. This invention was developed by Meng Weijuan, Wei Zibo, Qiu Yingxin and Zh..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have filed a patent application for Quaternary Phosphonium Salt Ionic Polymer, Preparation Method and Application Thereof, and Antibacterial Plastic. This invention was developed by Meng Weijuan, Wei Zibo, Qiu Yingxin and Zhou X..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Torrance Government, Lindeman Paul Arthur, Estrada Arturo, De La Torre Yvan and Orgel Victor Manuel have applied Chinese patent for Safety System for Public Transportation. Lindeman Paul Arthur, Estrada Arturo, De La Torre Yvan and Orgel Victor Manuel developed it.
The patent application number is CN202610..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have submitted a patent application for Crack Parameter Prediction Method Under Coupling Pressure Effect, Electronic Equipment, Storage Medium and Device. This invention was developed by Lee Kyung-nam, Zhang Ruyi, Dai Shiming, Zhu To..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Cnooc Deepwater Dev Ltd and Shenzhen Branch China National Offshore Oil have submitted a patent application for Method and Device for Recovering Ancient Landform of Broken Basin, Medium and Equipment. This invention was developed by Li Xiaoyan, Zhang Xiangtao, Wei Zhe, Sun Hui, Cai Junjie, Xiang Xuhong, Lu Ch..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have submitted a patent application for Method and Device for Generating Weight Control Volume Based on Horizon Data. This invention was developed by Zheng Hao, Tao Yonghui and Yuan Shuangqi.
The patent application number is CN202..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Geophysical Research Institute Co Ltd have filed a patent application for Deep Boundary-oriented Speed Modeling Illumination Compensation Method and Device. This invention was developed by Zheng Hao, Yuan Shuangqi and Liu Limin.
The patent application number is CN2024..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Geophysical Research Inst Co Ltd have applied Chinese patent for Multi-refracted Wave Suppression Method and Device. Zhang Guangli, Zhou Yang, Hu Shouwang and Yang Jinlong developed it.
The patent application number is CN202411293561 20240914. The patent publication n..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Petroleum Exploration and Production Research Institute have submitted a patent application for Double-step Horizontal Well Unstable Seepage Coupling Calculation Method and Device. This invention was developed by Lu Wenming and Li Miao.
The patent application number i..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sinopec Tianjin Petrochemical Co Ltd and Hangzhou Baizijian Technology have applied Chinese patent for Heating Furnace Simulation State Detection Method, Device, Equipment and Medium. Li Chenguang, Huang Caixia, Liu Qingjie, Ge Ming, Zhao Xiaoliang, Tong Wei and Wei Jiang developed it.
The patent applicati..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sinopec Oilfield Service, Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd and Sinopec Shengli Petroleum Engineering have submitted a patent application for Drilling Tool Jamming Early Warning Method and System Based on Multiple Attention Mechanism Recurrent Neural N..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical, East China University of Science and Technology and Sinopec Ningbo Zhenhai Refining & Chemical Co Ltd have applied Chinese patent for Construction Method of Industrial Model of Residual Oil Hydrogenation Device, Control Device and Storage Medium. Zhang Da, Long Jian, Zhao Lei, Zhon..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sinopec Oilfield Service, Sinopec Group, Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd and Sinopec Shengli Petroleum Engineering have submitted a patent application for Virtual Wellhead Torsion Simulation System and Method Under Torsion-longitudinal Coupling Condi..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Natural Gas Branch China Petroleum & Chemical Corp have filed a patent application for Natural Gas Pipeline Data Real-time Monitoring and Analysis Method and System. This invention was developed by Qiu Pan, Feng Xiaohong, Zhang Kai, Yu Yang, Pang Xiaokun and Niu Huachang.
The..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Institute Co Ltd have applied Chinese patent for Gas Leak Monitoring System, Gas Leak Monitoring Method, and Computer Program Product. Zhang Baoping, Hu Xinyi, He Jiang, Cui Xiaojie, Niu Chengcheng and Zhang Jiamin developed it.
..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China University of Petroleum, East China and Shenyang University of Chemical Technology have submitted a patent application for Sharp Oval Static Mixing Turbulent Flow Element and Enhanced Heat Exchange Tube. Meng Huibo, Zhou Yi, Zhang Cheng'ao, Jiang Wenchun, Zhang Mingyu and Yu Yanfang developed the invent..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Petrochina Co Limited and Kunlun Shuzhi Tech Co Ltd have filed a patent application for Cloud Integration Method and Device for Oil and Gas Industrial Software. This invention was developed by Wang Tiecheng, Liu Tongbin, Xiang Jian, Chen Jiazhi, Jin Jiaqi and Wang Zhiwei.
The patent application number is C..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sinopec Siji Petroleum Machinery and Sinopec Oilfield Equipment have applied Chinese patent for Self-adaptive Rod System Structure of Drilling Pump. Wang Qingqun, Yan Danmei, Mu Hongjun, Zheng Handong, Xiao Yong, Li Wenjie, Guo Dan, Yuan Zhendong and Tian Bo developed it.
The patent application number is C..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sinopec Oilfield Equipment and Sinopec Group have submitted a patent application for Oil-electricity Dual-driving-force Device for Coiled Tubing Equipment. Guo Xiangwei, Liang Haiyun, Sun Xiaoming, Sun Renjun, Ling Shujuan, Su Hongyu, Ru Ke, Yin Changjiang and Sun Jianlei developed the invention.
The paten..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China Petroleum & Chemical and Sinopec Oilfield Equipment have submitted a patent application for Test Device and Test Method for Hydrogen Compressor Test. This invention was developed by Ai Li, Shi Yunze, Pan Lingyong, Song Manhua and Gao Haiping.
The patent application number is CN202511697861 20251119. ..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- No. 711 Research Institute of China State Shipbuilding Corporation Limited and Zhanjiang Branch of China National Offshore Oil have filed a patent application for Organic Rankine Cycle Power Generation System and Starting Method. This invention was developed by Liu Zanzan, Jing Yuanbin, Qin Lintao, Huang Hao,..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Ningbo Yuheng Energy Tech Co Ltd has submitted a patent application for Jet Flow Synergistic Type Blockage-free Petroleum Perforating Cartridge Case. This invention was developed by Wang Zhicheng, Wang Zhichao and Chen Miaona.
The patent application number is CN20261092225 20260123. The patent publication ..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Southwest Petroleum University has applied Chinese patent for Class Rebalance Overflow State Identification Method Based on Underground Imbalance Monitoring Data. Wu Yanxue, Liu Peng, Li Xiang, Liu Liyan, Wang Xudong, Wang Min, Fang Yuan, Han Xiong and Wu Jiawei developed it.
The patent application number ..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Shandong Institute of Metriology Registration patent application for Method for Detecting Gas Adsorption Capacity of Material. This invention was developed by Yin Yue, Ma Yan, Han Yu, Sun Xiaoyan, Gao Jie, Gao Shiyu, Yin Xiaochuan and Feng Yuhui.
The..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Zhejiang University patent application for Supercritical Carbon Dioxide Density Detection Method and System. Xiao Gang, Zhou Junhe and He Yijian developed the invention.
The patent application number is CN202511947991 20251222. The patent publication..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China University of Petroleum, Beijing has submitted a patent application for Fretting Fatigue Testing Device and Method Suitable for Seabed Connector. This invention was developed by Huang Dingwen, Zhou Hanchen, Xue Yiyang, Wang Yingying, Jiang Junlong, Tian Luran, Han Junjie, Wang Zhen, Liu Wenze, Wei Qi an..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Beijing Institute Space Launch Tech has applied Chinese patent for Nitrogen Source Gas Supply Control System and Control Method. Guo Limei, Zheng Guokun, Hao Chunzhe, Xu Hao, Ren Yi, Liu Ying, Liu Mingjie, Zhong Haoxiang, Xing Chunpeng, Liu Wang and Chen Yaozu developed it.
The patent application number is..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published CCCC First Highway Consultants patent application for Deformation Joint Structure of Sealing Layer of Gas Storage Cavern, Sealing Layer and Gas Storage Cavern. The invention was developed by Ye Xinxin, Wang Shaofei, An Nannan, Liu Yunyu, Pan Yi, Li Yuk..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Huazhong University of Science and Technology has submitted a patent application for Beam Combining System Suitable for Optical Fiber Transmission of Carbon Dioxide Laser. This invention was developed by Wang Hanyi, Wei Haolei, Gao Li, Rao Bo and Yang Jingmin.
The patent application number is CN20251177320..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Kunlun Shuzhi Tech Co Ltd and China National Petroleum patent application for Single Well Logging Reservoir Parameter Calculation Method and Device. The invention was developed by Wang Tengfei, Zhang Jianfeng, Yang Bing, Luo Fuliang, Liu Guoqiang, Zhao..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Drilling Fluid Leakage Layer Searching and Positioning Method Based on Dichotomy. This invention was developed by Feng Yongcun and Shang Guanyi.
The patent application number is CN2025118342..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published China Oilfield Services and China Nat Offshore Oil Corp patent application for Tubular Column Running-in Property Analysis Method and Device. The invention was developed by Jie Zhijun, Li Xiang, Xu Tao, Wang Youchun, Yang Jie, Chen Xing and Sheng Tingq..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Shaft Single-phase Fluid Flow Prediction Method and System Based on Noise Spectrum. This invention was developed by Chen Wenhui, Guo Xuyang, Chen Qiang, Ye Hongfa, Jian Xuemei, Liu Dongming, Liu Xian..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Crack Transformation Area Determination Method and Device. This invention was developed by Zhang Yixuan, Dai Jiacheng, Tian Shouceng, Wei Chaoyang, Wang Tianyu, Morishige, Li Shenjian and Li ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Schlumberger Technology has filed a patent application for Automatic Well Intervention Plan Generator. This invention was developed by Hu Yangge, Mckee Jeffrey, Lu Ying, Xu Dawei, Meng Lihui, Li Wei, Segura Dominguez Juan Jose, Otaffe Olivier and Zhao Wenjun.
The patent application number is CN202411253701 2..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Well Drilling Well Control Method and Device, Electronic Equipment, Medium and Product. Zhang Hui, Lian Wei, Li Jun, Zhang Geng, An Jintao, Long Zhenyu, Lang Wei and Yang Hongwei developed th..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Entegris has sought patent for Substrate for Supporting Reticle and Related Systems and Methods. This invention was developed by Wiseman Brian, Raschke Russ V and Wang Huaping.
The patent application number is CN20248052770 20240604. The patent publication number is CN121693699 (A). International Patent Clas..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Osaka Gas Chemicals has applied Chinese patent for Polyester-based Resin, Method for Producing Same, and Use of Same. Matsumoto Shinji, Nakata Rikako, Mizusawa Saeseki and Miyauchi Shinsuke developed it.
The patent application number is CN20248052680 20241115. The patent publication number is CN121693528 (A)..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Chevron Phillips Chemical patent application for Chain Transfer Agents and Methods. The invention was developed by Solas Dale M, Larson Kenneth M, Kreider Jason L and Childress Rebecca Sue.
The patent application number is CN20248051252 20240726. The ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- IFP Energies nouvelles has applied Chinese patent for Ionic Liquid-based Absorbent Composition for Separating Carbon Dioxide Contained in Gaseous Effluents. Peytaud Gilles, Asensio Reffelt Juan Manuel and Wahl Thomas developed it.
The patent application number is CN20248050471 20240710. The patent publicatio..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Northeast Petroleum University patent application for Microseismic Signal Anti-anomaly Distributed Fusion Estimation Method and System. The invention was developed by Li Xuegui, Dong Hongli, Li Hanyang, Li Jiahui, Mu Shujuan, Sun Yuhang and Gao Hongyu...
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China University of Petroleum, Beijing has submitted a patent application for Earthquake Surface Wave Suppression Method, Device, Equipment and Medium. Rao Ying, Zhou Yan and Xu Xuhui developed the invention.
The patent application number is CN202510308225 20250314. The patent publication number is CN1216796..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Southwest Petroleum University patent application for Platform-stand Pipe-auxiliary Pipe Cable Multi-body Coupling Response Experiment Device and Method. Gao Yue, Zhang Xu, Zhu Hongjun, Li Yingmei and Li Shenyu developed the invention.
The patent app..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Zhongke Fuhai Hangzhou Gas Engineering Technology has submitted a patent application for High-purity Liquid Oxygen Preparation Device. This invention was developed by Ren Wen, Fan Xiaohua, Ma Muyuan and Huang Weilin.
The patent application number is CN20251200250 20251226. The patent publication number is ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- CNPC National Oil Gas Drilling Equipment Engineering Tech Research Center Co Ltd, Baoji Oilfield Machinery and China National Petroleum have submitted a patent application for Multi-source Sensing and Self-adaptive Correction System of Drilling Machine Equipment and Self-adaptive Correction Method Thereof. Th..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Zhanjiang Branch of China National Offshore Oil patent application for Anti-impact Steady-flow Sand Discharging and Oil Separating Device. This invention was developed by Wei Yang, Li Baogang, Jiang Min, Gao Jinghui, Chen Keying and Li Xiaohui.
The pat..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Beijing Res Center CNOOC China Co Ltd and China Nat Offshore Oil Corp have submitted a patent application for Offshore High-water-content Oil Field Old Platform Expansion Process and Key Equipment. This invention was developed by Chen Xiaogang, Lu Yu, Su Yanchun, Sun Yaoyao, Wang Zhao, Zhang Jian, Ji Yipeng, ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Shandong Chenglin Petroleum Engineering Tech Co Ltd patent application for Horizontal Well Clustering Section Liquid Extraction Yield Measurement and Fracturing Integrated Device and Method. This invention was developed by Gao Junmin, Chen Wei, Zhang Gu..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Intelligent Control Method for Fine Injection and Production Between Multi-stage Fractured Horizontal Well Fracture Sections. This invention was developed by Liu Xiulei, Zhang Wei, Xie Ruo..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Tianjin Longxin Petroleum Machinery Mfg Co Ltd has submitted a patent application for Gas Lift Valve in Concentric Double-tube Small Tube for Concentric Double-tube Gas Jet Pump. This invention was developed by Liu Guijun, Zhang Shaoqing and Li Ke.
The patent application number is CN20251218417 20251230. T..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Jiangsu Heyun Petroleum Machinery Co Ltd has submitted a patent application for Efficient Synchronous Rotary Drainage Gas Recovery Device for Deep Well Mining. This invention was developed by Lu Xiaojia.
The patent application number is CN202511779147 20251128. The patent publication number is CN121675827 ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Sichuan Baijixin Petroleum Tech Co Ltd patent application for Oil and Gas Well Perforation High-entropy Energetic Directional Energizer and Perforation Method. This invention was developed by Luo Hongwen and Qu Yong.
The patent application number is ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- CNPC Greatwall Drilling and China National Petroleum have submitted a patent application for Pulse Type Unblocking Device. This invention was developed by Wang Yue, Huang Huijian, Zhu Gaolei, Han Dong, Huo Xin, Huo Mingming, Han Long, Liu Jin, Zhang Qiuyang, Liu Pingquan, He Chanjuan, Yang Fan, Duan Jibin, Pe..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Mudanjiang Tianqing Petroleum Machinery Equipment Co Ltd has submitted a patent application for Cement Retainer. Huang Boxin, Yang Haibo, Jia Shoutian, Jia Guangsheng and Jia Guangcai developed the invention.
The patent application number is CN20251245673 20251231. The patent publication number is CN121675..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published CNPC Bohai Drilling Engineering Co Limited and China National Petroleum patent application for Drilling-free Grading Cementing Device and Pipe String. The invention was developed by Ji Xiaona, Chen Zhiyu, Ma Miao, Jiang Benqiang, Yang Jie, Wang Tao, Do..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Zhanjiang Branch of China National Offshore Oil has applied Chinese patent for Temporary Plugging Device and Method for Oil Well Operation Machinery. Jiang Feng, Yuan Hui, Zhang Hao, Lyu Yun, Cui Jiansong, Zhang Xiang, Yu Zhigang, Fan Yuanhong, Ge Song, Li Wen, Liu Wei, Han Yunlong and Zeng Jinhui developed i..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Shengli Oil Field Xinhai Xingda Industry Group patent application for Rapid Spraying Device and Method for Minor Repair Operation. Liu Lei, Zhu Jie, Tang Caiyong, Sun Weiqiang, Wang Tao, Xiao Xiang, Zheng Xin, Liu Dongsheng and Kong Qingtan developed th..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Northeast Petroleum University has submitted a patent application for Structural Evolution Method and Device for Recovering Denudation Stratum Through Trend-structure Extrapolation of Extension Broken Basin. He Chunbo, Liu Zongpu, Chen Yao, Lei Hong, Yuan Hongqi, Liu Xiaowen, Yuan Hao and Wang Haoran develope..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- China University of Petroleum, Beijing has submitted a patent application for Horizontal Drilling Track Control Tool and Method for Ultra-short Radius Horizontal Well. Chen Bowen, Liu Dong, Wang Yongqi, He Wenhao, Huang Zhongwei, Chen Han, Xiong Chao, Qu Zixiao and Shi Huaizhong developed the invention.
The ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Luan Junji Intelligent Tech Co Ltd has submitted a patent application for Charging Oil Filling Port Locking and Unlocking Actuator Structure. This invention was developed by Xiao Manwen and Li Weiping.
The patent application number is CN202610104111 20260126. The patent publication number is CN121675708 (A..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Anhui Landsea Petroleum Auxiliary Tech Co Ltd patent application for Modified Barite Powder for Oil and Gas Field Drilling Fluid. The invention was developed by Zhou Qixiu, Hou Bo, Zhou Jichang, Li Liang, Song Haigang and Lyu Zhili.
The patent appli..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Henan Jin Ma Petroleum Science And Tech Co Ltd patent application for High-temperature-resistant Modified Lignite Filtrate Reducer and Preparation Method Thereof. The invention was developed by Li Zhuo, Liu Hongshan, Wu Xiao, Zhou Li, Wang Guimiao, Zha..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released Ningbo Puray Environmental Protection Tech Co Ltd patent application for Processing Method and System of Environment-friendly Plate, Intelligent Terminal and Storage Medium. This invention was developed by Pan Liqi.
The patent application number is C..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- CCCC First Highway Consultants has applied Chinese patent for Heat Exchange Device, System and Method for Regulating and Controlling Internal Temperature of Gas Storage Cavern. Ye Xinxin, Wang Shaofei, Pan Yi, Zhang Jianwei, Geng Junyang, Xu Ping, Yue Linbo, Liu Yang, Han Jiawei, Tan Haixing, Li Jianfei, Zeng..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- China University of Petroleum, Beijing has applied Chinese patent for Laser Vision and Cantilever Beam Combined Type Fault Slip Real-time Monitoring Device. Xing Fuyuan, Chang Yu, Hu Ningyuan, Liu Peng, Zhang Jingchen, Liu Zhenhua, Gao Huan, Ahn Bong-jin and Chen Jianfei developed it.
The patent application ..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Neway Oil Equipment (Suzhou) has submitted a patent application for Single-action Pneumatic Actuator Control System. This invention was developed by Bao Wenwen and Liu Haibo.
The patent application number is CN202610126430 20260129. The patent publication number is CN121676760 (A). International Patent Cla..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Southwest Petroleum University has submitted a patent application for Submerged Super-amphiphobic Porous Material with High Oil Stain Resistance and Preparation Method Thereof. This invention was developed by Hu Xiaoqin, Wu Yuanpeng, Huang Haoran, Xiang Dong, Li Hui, Jia Heng'an, Cai Yi, Zhao Chunxia and Chen..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Hubei Xingrui Silicon Material has sought patent for Preparation Method of Removal-free Low-viscosity Ultra-high-viscosity Dimethyl Silicone Oil. This invention was developed by Zhang Li, Zhang Weidong, Yin Xingxing, Li Shubing and Chen Zeyu.
The patent application number is CN202511733591 20251124. The pa..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- SINOPEC Guangzhou Engineering has submitted a patent application for Waste Sulfuric Acid Treatment Method and Device. Niu Chunlin, Li Wangzhang, Ma Qiang and Hu Min developed the invention.
The patent application number is CN202511946015 20251222. The patent publication number is CN121672821 (A). Internation..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Shaanxi Environmental Protection Group Oil & Gas Tech Service Co Ltd patent application for Sewage Treatment Device for Oil-gas Industry. The invention was developed by Lu Liang, Wu Peng and Liu Tao.
The patent application number is CN202511539585 2..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Chengdu Branch Co China National Aviation Fuel Co Ltd has applied Chinese patent for Oil Unloading System. Weng Lantao, Zhang Xuan, Zhou Jian, Peng Bin and He Xuejun developed it.
The patent application number is CN20261098332 20260123. The patent publication number is CN121672398 (A). International Patent..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Hangzhou Robam Appliances patent application for Turnover Plate Mechanism, Air Conditioner, Oil Fume Suction Equipment and Control Method of Oil Fume Suction Equipment. Sun Qiaobo, Ren Fujia, Fu Anrong and Sang Lei developed the invention.
The patent..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Shougang Group has submitted a patent application for System and Method for Removing Carbon Monoxide in Dry Quenching Diffused Gas. This invention was developed by Wang Qi, Li Dongtao, Guan Shaokui, Huang Hailong, Xu Rongguang, Sui Yuefei, Dong Heng, Cao Guijie, Ma Xiaojing, Song Yuanbo, Gao Jihui, Zhang Weid..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Northeast Petroleum University patent application for Intelligent Blockage Removing Device and Method for Composite Blockage of Co2 Drive Gathering and Transportation Pipeline. The invention was developed by Zhang Jiajie, Wang Sen, Dong Hang, Li Kang, ..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Shandong Shuiheng Haozheng Environmental Prot Material Co Ltd has sought patent for Preparation Method of High-temperature-resistant and Salt-resistant Polyacrylamide for Oil Field. This invention was developed by Gao Longcheng, Liu Min, Cui Yingying, Li Jiangbo and Zhang Jigang.
The patent application num..
Oil & Gas
| Thu 25 Jun 2026
Beijing, June 25 -- Zhejiang Gongshang University has applied Chinese patent for Multi-construction Layered Metal Oxide and Application Thereof in Hydro-conversion of Polystyrene Waste Plastic Pyrolytic Oil. Jiang Boqiong, Sun Yuhai, Tao Yining, Han Jingyi, Wang Xiaorui and Li Wei developed it.
The patent application number i..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Oilfield Equipment patent application for Double-acting Cylinder Gas Piston Structure of Liquid-driven Hydrogen Compressor and Use Method of Double-acting Cylinder Gas Piston Structure. Fu Jie, Sun Yiqiang, Pan Lin..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Natural Gas Branch China Petroleum & Chemical Corp patent application for Natural Gas Conveying Flow Dynamic Optimization Control Method and System. This invention was developed by Qiu Pan, Feng Xiaohong, Yu Yang, Li Chunq..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Petrochina Co Limited and Daqing Oilfield patent application for Intelligent Temperature Control Method for Electrical Heating Equipment of Injection Station. Fan Qiubiao, Du Xi, Zhao Xiefei, Zhang Bowen, Su Shanghai, Sun Guya, Zuo Lina, Nie Lianyu, Lia..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Petrochina Co Limited has submitted a patent application for Risk Monitoring Method and Device for Regional Earth Surface, Medium and Program Product. This invention was developed by Liu Yang, Yu Tao, Li Pei, Zhang Nannan, Sun Zhongyong, Zhang Jianxiao, Tian Faguo, Shen Jinli and Zang Guojun.
The patent ap..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Petrochina Co Limited has filed a patent application for Method and Device for Evaluating Final Extraction Information of Coal-bed Gas Well. This invention was developed by Cui Xinrui, Wang Qi, Hu Qiujia, Zhang Cong, Jia Huimin, He Shan, Guo Jing and Liu Chunchun.
The patent application number is CN2024112..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration and Production Research Institute patent application for Deep Aquifer Heat Storage Area Optimization Method and System. The invention was developed by Feng Jianyun, Zhang Ying, Liao Dawei and..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Petrochina Co Limited has submitted a patent application for Oil Reservoir Relative Permeability and Oil Displacement Testing Device and Experimental Method. Wang Jinghua, Gao Chunning, Li Mei, Dai Yuting, Zhang Yongqiang, Zheng Zigang, Zhang Kang, Fan Wei, Li Huahua, Xiong Weiliang, Yuan Yingjie, Yang Chengw..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Sinopec Oilfield Service, Sinopec Group, Southwest Measurement and Control Co Of Sinopec Jingwei Co Ltd and Sinopec Jingwei Co Ltd patent application for Shale Lithofacies Integration Discrimination Method and Equipment Based on Machine Learning, and M..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has published Sanya Ocean Oil and Gas Research Inst Northeast Petroleum University patent application for Calculation Method for Shale Oil Clay Pore Water Mineralization Degree on Logging Site. The invention was developed by Yang Renjie, Shi Xueying, Liu Bo, Zhao Yu..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sanya Ocean Oil and Gas Research Institute Northeast Petroleum University has filed a patent application for Method for Analyzing Mineralization Degree of Bound Water of Shale Clay. This invention was developed by Yang Renjie, Hu Mengyao, Shi Xueying, Liu Bo, Liu Peidong, Dong Xu, Li Peixuan and Su Junlei.
..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Petrochina Co Limited has submitted a patent application for Fracturing Transformation Effect Analysis Method and Device. This invention was developed by Liu Hualin, Sun Jian, Liang Feng, Liu Zhaolong, Lin Wen, Zhao Qun, Liu Honglin, Kang Hyung-soon, Bai Wenhua and Wu Jin.
The patent application number is ..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- State Intellectual Property Office of China has received Cnooc Deepwater Dev Ltd and Shenzhen Branch China National Offshore Oil patent application for Fault Stress Plugging Coefficient Plane Characterization Rapid Implementation Method and Device, Medium and Equipment. Yang Dengfeng, Cai Song, Peng Guangrong..
Oil & Gas
| Wed 24 Jun 2026
Beijing, June 25 -- Sanya Ocean Oil and Gas Research Institute Northeast Petroleum University has submitted a patent application for Mooring System Life Prediction Method and Device, Electronic Equipment and Storage Medium. Hou Nan, Dong Haoxuan, Yuan Hongwei, Li Hao, Zhou Guoqiang, Yang Fan, Guo Zhangxiang and Yan Tianhong deve..
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